Preparatory changes for work shedding

- cleanup: change grpc_iomgr_cb_func to take a bool instead of int
  success
- cleanup: follow through with iomgr callback scheduling functions
- prepare: add a workqueue to offload to to grpc_exec_ctx_enqueue*
  functions

2 files changed, 3 insertions, 3 deletions

diff --git a/test/core/security/oauth2_utils.c b/test/core/security/oauth2_utils.c
index fb62bf4134..58b42eeff7 100644
--- a/test/core/security/oauth2_utils.c
+++ b/test/core/security/oauth2_utils.c
@@ -73,7 +73,7 @@ static void on_oauth2_response(grpc_exec_ctx *exec_ctx, void *user_data,
   gpr_mu_unlock(GRPC_POLLSET_MU(&request->pollset));
 }
 
-static void do_nothing(grpc_exec_ctx *exec_ctx, void *unused, int success) {}
+static void do_nothing(grpc_exec_ctx *exec_ctx, void *unused, bool success) {}
 
 char *grpc_test_fetch_oauth2_token_with_credentials(
     grpc_call_credentials *creds) {
diff --git a/test/core/security/secure_endpoint_test.c b/test/core/security/secure_endpoint_test.c
index 240c4596b4..0ec46e187b 100644
--- a/test/core/security/secure_endpoint_test.c
+++ b/test/core/security/secure_endpoint_test.c
@@ -138,7 +138,7 @@ static grpc_endpoint_test_config configs[] = {
      secure_endpoint_create_fixture_tcp_socketpair_leftover, clean_up},
 };
 
-static void inc_call_ctr(grpc_exec_ctx *exec_ctx, void *arg, int success) {
+static void inc_call_ctr(grpc_exec_ctx *exec_ctx, void *arg, bool success) {
   ++*(int *)arg;
 }
 
@@ -171,7 +171,7 @@ static void test_leftover(grpc_endpoint_test_config config, size_t slice_size) {
   clean_up();
 }
 
-static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *p, int success) {
+static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *p, bool success) {
   grpc_pollset_destroy(p);
 }